Fa'aaoga sima calcium phosphate
Specification
Tricalcium phosphate e lelei le biocompatibility, bioactivity ma le biodegradability. O se mea e sili ona lelei mo le toe faʻaleleia ma le toe faʻaleleia o le tino o le tagata, ma ua vaʻavaʻai totoʻa i le matata o faʻainisinia biomedical ma alamanuia sima.
Faʻamaumauga faʻapitoa:
Faʻaaliga | paʻu paʻepaʻe |
P2O5 | % 42-45 |
Cao | % 50-55 |
SiO2 | 0.2% |
Al2O3 | 0.3% |
Fe2O3 | 0.2% |
Ma'imau ile mu | 0.25% |
Paʻepaʻe | 93% |
ituaiga | 140-200 mes |
talosaga:
Talosaga: Mo le fa'aogaina o oloa sima, e pei o ipu sima ponaivi china laulau ma ipu sima ma ipu sima, ma isi.... E le mo le fa'aogaina o vaila'au po'o isi fa'aoga.
O le sauniuniga o le calcium phosphate ceramic powder e masani ona aofia ai auala susu ma auala faʻamalosi. auala susu e aofia ai: auala hydrothermal tali, vai fofo auala timuga, sol-gel auala, i se faaopoopoga, organic precursor thermal decomposition method, microemulsion medium synthesis method, ma isi. ma le tele o fasimea.
Metotia faʻamalo malo (gaoioiga e aunoa ma le okesene) e masani ona tuʻuina atu oloa i le stoichiometry ma le tioata atoatoa, ae latou te manaʻomia le maualuga o le vevela ma le vevela taimi togafitiga, ma e le lelei le faʻaogaina o lenei paʻu.
Calcium phosphate ceramic mea e maua i le hydrothermal method e masani ona maualuga le tioata ma Ca / P latalata i le tau stoichiometric.
O le lelei o le fofo vaifofo auala e faigofie ma faʻatuatuaina, maualuga le mama o le tuʻufaʻatasia, sili atu ona talafeagai mo le faʻataʻitaʻiga faʻataʻitaʻiga nai lo isi metotia, ma le nano-sized fiber particle powder e mafai ona saunia i lalo o le tulaga o le vevela e le sili atu i le 100 ℃. Hydroxyapatite coating e mafai foi ona saunia e ala fofo fofo auala.
Sol gel metotia e mafai ona faʻaaogaina e saunia ai le amorphous, nano-sized calcium phosphate ceramic powder with Ca / P ratio latalata ile stoichiometric value. O le lelei o le sol gel method e maualuga le mama, superfine, maualuga tulaga tutusa, pulea foliga ma le lapoa, tali i le vevela o le potu ma meafaigaluega faigofie; O mea le lelei o le faʻagasologa o vailaʻau e lavelave, e manaʻomia ona faia ni faiga e aloese ai mai le faʻapipiʻiina ma le faʻaleagaina o le siosiomaga e mafua mai i soʻo vai.
Ole auala e fa'afefeteina ai fofo ma le auala ole gel ole auala sili lea e sauniuni ai ole pa'u sima phosphate calcium
Maketi autu e auina atu i fafo: Initia